Lourido and Casteláns stepping stones Curiosity · Covelo, Paradanta, Pontevedra Image of Covelo, not of the place itself. Poldras, lines of stone slabs laid in the bed of the River Tea, which allowed it to be crossed on foot before there were bridges; two sets survive, at Lourido and in the parish of Casteláns. Photo: José Antonio Gil Martínez from Vigo, Spain (CC BY 2.0) What to see and do in Covelo